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Allium flavum, the small yellow onion [4] or yellow-flowered garlic, [5] is a species of flowering plant in the genus Allium. A bulbous herbaceous perennial , it is native to the lands surrounding the Mediterranean , Black , and Caspian Seas , from areas like France and Morocco to Iran and Kazakhstan .
Allium monanthum is unusual in the genus in being usually dioecious (male and female flowers on separate plants), but rarely hermaphrodite or gynomonoecious. [8] The species produces a single round bulb about 1 cm (1 ⁄ 3 in) in diameter. Scapes are relatively short for the genus, rarely more than 10 cm (4 in) tall. Leaves are flat, long and ...
Allium hollandicum is a bulb-forming perennial with scapes up to 90 cm (35 in) tall. It has long, flat, strap-shaped leaves up to 60 cm (24 in) long. Umbels are relatively small and spherical, up to 10 cm (3.9 in) in diameter, composed of many purple to reddish-purple star-shaped flowers appearing in late spring and early summer. [11] [12] [13]
Allium caeruleum (blue globe onion, blue ornamental onion, blue-of-the-heavens, blue-flowered garlic; syn. Allium azureum Ledeb.) is an ornamental bulbous plant of the onion genus, native to Central Asia (Kazakhstan, Kyrgyzstan, Siberia, Tajikistan, Uzbekistan, and Xinjiang). [3] [4] [5] In these regions, it is found on dry slopes, plains, and ...
Allium aschersonianum, Ascherson's garlic, is a species of flowering plant in the family Amaryllidaceae, native to southern Turkey, Israel, and northeastern Libya. [1] A perennial typically reaching 60 cm (24 in), the Royal Horticultural Society considers it a good plant to attract pollinators, and it is occasionally available from commercial suppliers. [2]
Allium giganteum, common name giant onion or giant leek, is an Asian species of onion, native to central and southwestern Asia but cultivated in many countries as a flowering garden plant. [ 4 ] [ 5 ] It is the tallest species of Allium in common cultivation, growing to 1.5 metres (4.9 ft).
Allium atropurpureum grows from a spherical to egg-shaped bulb. Its scape is up to 100 cm (39 in) tall. The green, [4] leaves are broadly linear, up to 7 mm across, tapering at the tip. [5] It blooms in late spring and early summer, [4] the umbel is hemispherical, with many dark purple flowers. Ovary is very dark purple, almost black.
Allium narcissiflorum is a European species of wild onion native to northwestern Italy (Piemonte and Liguria), southwest France (Provence and Dauphiné). It is grown in other regions as an ornamental because of its pretty flowers.